Portable speaker



FIG. 1 is a perspective view of a portable speaker incorporating the newdesign;

FIG. 2 is an alternate perspective view of a portable speakerincorporating the new design;

FIG. 3 is another alternate perspective view of a portable speakerincorporating the new design;

FIG. 4 is a front elevational view of a portable speaker incorporatingthe new design;

FIG. 5 is a rear elevational view of a portable speaker incorporatingthe new design;

FIG. 6 is a right elevational view of a portable speaker incorporatingthe new design;

FIG. 7 is a left elevational view of a portable speaker incorporatingthe new design;

FIG. 8 is a top plan view of a portable speaker incorporating the newdesign; and,

FIG. 9 is a bottom plan view of a portable speaker incorporating the newdesign.

The broken line showing of logos, button layouts and outputconfiguration is included for the purpose of illustrating portions ofthe portable speaker and forms no part of the claimed design.

CLAIM The ornamental design for a portable speaker, as shown anddescribed.